To find the best light therapy devices, our PEOPLE Tested team conducted real-world testing on 14 masks and wands to find the devices that actually work some magic. And after eight weeks of ...
Best for: Entire body Number of LEDs ... Are there any red light therapy risks or side effects? "FDA-cleared red light therapy devices are safe for most people when used correctly, with only ...
"Red light therapy is typically recommended several times a week for optimal results, with sessions lasting about 20 minutes," explains Leary, who says it's "perfectly fine" to use it daily.